Back from vacation and ready to look at the top endurance performances by Iowans last weekend. And two former Iowa collegians take top billing at a race in Illinois.

Former University of Iowa All-American Diane Nukuri became a three-time winner of the Steamboat Classic on Saturday in Peoria after covering the four-time course in 20:49. Moments after her win in the 44th annual race, the Flagstaff, Ariz., athlete was the 35th person inducted into the race's hall of fame.

"What an amazing weekend," Nukuri wrote on Instagram. "Thank you @steamboatclassic for your love and support. ... So happy for the win. ... I cannot wait to come back next year!

While the Asics runner was successfully defending her championship, former Drake University athlete Reed Fischer was making his debut as a post-collegian. Fischer, who hails from Minnetonka, Minn., finished fifth among the pro men in 19:02.

At the 41st Grandma's Marathon on Saturday, many Iowans fared well in overall and age divisions. Former Grand View University national champion Obsie Birru, 28, of Des Moines finished sixth among the women in 2:40:21. The Runablaze Iowa athlete finished 8:13 behind winner Hellen Jepkurgat.

A Runablaze Iowa teammate, former Northern Iowa standout Samantha Wingert, 30, of Cedar Falls, finished 10th among the women in 2:48:24. That time is a new personal best for Wingert.

Former Iowa State runner Tyler Jermann finished 11th among the pro men in 2:19:07. Jermann, 24, is a Team Flagstaff Pro athlete residing in Arizona. Terence Attema, 27, of Sioux Center finished 17th overall in 2:22:38. Attema is a Dordt College professor.

Decorah's Adam Bohach, 32, took 28th overall in 2:27:24. Runablaze's Jason Thomas, a current Iowa State Running Club member, finished 33rd in 2:29:53. Thomas, 22, is a former Dowling Catholic standout. Runablaze and Iowa State Run Club teammate William Graham, 22, of Ames was 36th in 2:31:43. Right behind him was former Simpson College runner Jake Sutton, 26, of West Des Moines in 37th in 2:31:50. Former Drake standout Conor Wells, a former Des Moines Roosevelt standout, finished 42nd among the men in 2:33:29. Wells, 24, resides in Minneapolis.

On to age group results. Ethan Albertson, 36, of Forest City finished third in the 35-39 age group after running 2:37:20. Des Moines' Jay Pennington won the 45-49 age division by almost six minutes after running 2:39:27. Sylvan Addink, 75, of Iowa City won the 75 and over men's category in 5:01:07.

For women's age group results, Kenzie Penca, 18, of Mason City won the 18 and under age group in 3:20:53. In that category, Elise Emmick, 17, of Milo finished third in 3:45:45. Andriette Wickstrom of Storm Lake won the 60-64 age division in 3:35:23.

In the corresponding Garry Bjorklund Half Marathon, former Grandma's Marathon champion Pasca Myers of Fort Dodge finished seventh among the women in 1:16:31. Among pro men, Sammy Rotich, 30, of West Des Moines was the top Iowan, grabbing 13th place in 1:06:36. Runablaze's Zach Baker, 25, of Iowa City, was 23rd in 1:08:42. Former Runablaze athlete Chris Robertson, a 24-year-old now living in Chicago, was 45th in 1:13:56.

At Saturday's Heritage Days 10k in Rock Rapids, Sioux Center's Jennifer Vande Vegte, 39, won the overall and women's title in 39:18. Vande Vegte won by 24 seconds. The women's 5k winner was Kristy Harken, 37, of Ankeny in 19:20.

There's one track and field result to highlight. Former Iowa State NCAA champion Edward Kemboi won the Stumptown Twilight 800 meters at Lewis and Clark College in Portland, Ore., on Friday in 1:47.13. The High Performance West athlete based in San Diego won by more than a second.

Turning to triathlon, Z3 High Performance Triathlon Team member Tamara Gorman finished third in the women's elite 'A' race at the Ottawa CAMTRI American Cup in Canada on Sunday. Gorman's time of 1:01:20 in the sprint distance event was 1:33 behind winner Joanna Brown. Gorman was the first American. Z3's Darr Smith finished 11th in the men's elite 'A' race in 56:45.

In the men's 'B' final, Z3's Nick Johnson finished third in 58:42. Former Johnston High prep Tyson Wieland finished 10th in the men's 'B' final in 1:00:16.6.

At the Quad Cities Triathlon on Saturday in Davenport, Sean Austin took the win in 1:06:44. He defeated Sam Lundry by 53 seconds. Jeff Paul was third in 1:08:51, Christopher Bell fourth in 1:09:39 and former Iowa State runner Jonathan Estabrook fifth in 1:10:23. The women's winner was Joanna Hall in 1:17:43.

At the Grinnell Games Triathlon on Saturday, Timothy Butterfield cruised to the victory in 1:05:39. Butterfield won by more than six minutes.